2816439912 has 192 divisors, whose sum is σ = 9489130560. Its totient is φ = 741427200.

The previous prime is 2816439887. The next prime is 2816439949. The reversal of 2816439912 is 2199346182.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 166987 + ... + 183077.

It is an arithmetic number, because the mean of its divisors is an integer number (49422555).

Almost surely, 2^2816439912 is an apocalyptic number.

2816439912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2816439912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4744565280).

2816439912 is an abundant number, since it is smaller than the sum of its proper divisors (6672690648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2816439912 is a wasteful number, since it uses less digits than its factorization.

2816439912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16144 (or 16137 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 2816439912 is about 53070.1414356510. The cubic root of 2816439912 is about 1412.2128645155.

The spelling of 2816439912 in words is "two billion, eight hundred sixteen million, four hundred thirty-nine thousand, nine hundred twelve".